package com.wxl;

import java.util.Arrays;

import org.springframework.boot.CommandLineRunner;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.Bean;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

@SpringBootApplication
public class WxlExp01Application {

	public static void main(String[] args) {
		SpringApplication.run(WxlExp01Application.class, args);
	}

	@RestController
	class HelloController{
		@RequestMapping("/")
		public String index() {
			return "Hello, spring boot!!";
		}
	}
	
	@Bean
	public CommandLineRunner commandLineRunner(ApplicationContext ctx) {
		return args -> {
		    System.out.println("由spring boot注册的所有bean：");
		    String[] beanNames = ctx.getBeanDefinitionNames();
		    Arrays.sort(beanNames);
		    for (String beanName : beanNames) {
				System.out.println(beanName);
			}
		};
	}
}
